呼吸全过程 Respi ration 外呼吸 气体血液 运输 内呼吸 external gas transport internal respiration in the blood respiration 肺通气 肺换气 组织换气 细胞氧化代谢 gas gas pu lmonary cel lular exchange exchange venti lation in the respiration in the lungs tissues呼吸全过程 Respiration 肺通气 pulmonary ventilation 肺换气 gas exchange in the lungs 组织换气 gas exchange in the tissues 细胞氧化代谢 cellular respiration 气体血液 运输 gas transport in the blood 外呼吸 external respiration 内呼吸 internal respiration